Deputies were called to a shooting in the 1300 block of Harford Square Drive shortly before 2:30 p.m. Thursday. Witnesses told detectives they saw a white Cadillac leave the area immediately after the shooting and that Nelson had been in contact with Alves numerous times before the shooting.

Detectives investigating a suspicious vehicle complaint Friday afternoon on Harborside Drive said they found Nelson and Wilson in a car with Conrad Gaylord. Detectives said they found a handgun and other evidence that investigators said indicated Nelson and Wilson had been in the immediate area at the time of the shooting.

Both Nelson and Wilson have been charged with first- and second-degree murder, and use of a handgun in a crime of violence. Gaylord, 18, was arrested and charged with handgun violations.